Idioms
Idioms are phrases which cannot be understood simply by looking at the meaning of the individual words in the phrase.
Idiom:
burst in on (someone or something)
Meaning:
to enter a room and interrupt someone or some activity
Example:
The woman burst in on the meeting just as it started.
List of common idioms, their meanings and examples of their usage in sentences
An idiom is a type of phrase or expression that has a meaning that can't be deciphered by defining the individual words.